Conditionals or If clauses (zero, first, second, third & mixed conditionals) - English Grammar
This video is about all the conditional forms (If clauses) It discusses the zero, first, second, third and mixed conditions to include structure, rules and clear examples. This is a very successful video and has helped many people learn this grammar area.
There is also a free worksheet for extra practice: www.academic-englishuk.com/grammar-workshop